Step-by-step explanation:
6m+7n+5m-3n
First you rearrange the terms
6m+5m+7n-3n
Then you combine like terms
11m+4n
And there you have it
Hope it helps!
Answer:
seconds
Step-by-step explanation:
When the ball hits the ground, its height will obviously be 0. Therefore, you can set up the equation the following way:

Plugging this into the quadratic equation, you get:

Since the time must be positive, it takes the ball
seconds to hit the ground, or around 3.828. Hope this helps!
The answer is C because -2 is less than or equal to 5. (4 times 0 is 0)
X^2=area of a square
x squared equals the area of a square
Answer:
14.21 units (14.2)
Step-by-step explanation:
Formula for area is W(L) or width multiplied by length.
The formula for finding the length of a rectangle's diagonal is :
d = 
Now we solve for d.
d = 
= 
≈ 14. 21267
≈ 14.2
Please mark branliest thanks!